1, haʻahaʻa koina lapaʻau: ʻo ke kumu kūʻai o ka pale ʻana i ka lepo wela ka haʻahaʻa ma mua o ke kumu kūʻai o nā pena pena ʻē aʻe;
2, lōʻihi: hot-dippā kihi kila galvanizedLoaʻa nā hiʻohiʻona o ka luster o ka ʻili, ka ʻāpana zinc like ʻole, ʻaʻohe leakage plating, ʻaʻohe drip, adhesion ikaika, kūpaʻa ʻana i ka corrosion ikaika, i loko o ke kaiapuni suburban, hiki ke mālama ʻia ka mānoanoa pale pale pale wela wela ma mua o 50 mau makahiki me ka hoʻoponopono ʻole; Ma nā kūlanakauhale a i ʻole nā ​​wahi ʻē aʻe, hiki ke mālama ʻia ka pae wela wela maʻamau no 20 mau makahiki me ka hoʻoponopono ʻole;
3, maikaʻi hilinaʻi: galvanized papa a me ke kila he metallurgical hui, e lilo i wahi o ka ili kila, no laila, i ka lōʻihi o ka uhi i oi hilinaʻi;